<div xmlns:util="http://code.google.com/p/ada-asf/util"
     xmlns:h="http://java.sun.com/jsf/html">
    <h:form>
        <input type="submit" name="file" value="Display 'file.xhtml'"
               onclick="return ASF.Submit(this);"/>
        <input type="submit" name="escape" value="Display 'escape.xhtml'"
               onclick="return ASF.Submit(this);"/>
        <div  style='overflow: hidden; width: 100%;'>
            <code>
                <util:file src="/util/file.xhtml" escape="true"
                           rendered="#{param['file'] eq '1'}"/>
                <util:file src="/util/escape.xhtml" escape="true"
                           rendered="#{param['file'] ne '1'}"/>
            </code>
        </div>
    </h:form>
</div>